<template>
    <button @click="goBack">后退</button>
    <h4>用户{{ id }}的详情页面</h4>
</template>

<script setup>
import {useRouter} from 'vue-router'
const props=defineProps({
    id:String
})
const router=useRouter();
const goBack=()=>{
    router.back()
}
</script>
<style scoped>
 button{
  background-color: #409eff;
  color: #fff;
 }
</style>